为研究城市机动车污染特征，实现污染物排放的最优控制，提出研究排放控制目标的数学优化模型。
For studying characteristics of urban vehicular pollution so as to suggest the optimal control target for policy making, a mathematical optimizing model was developed.
大规模定制物流管理要求更高的质量、最优化成本与快速反应时间，在新的环境下具有了链的特征。
It demands for higher quality, optimized cost and faster reaction time, has the chain characteristic under the new environment.
由于在小波降噪中不同的阈值适应的信号特征不同，采用多种小波阈值对城市轨道交通牵引供电系统谐波信号进行降噪，并从中选择了最优的降噪阈值，达到对信号的优化处理。
Due to different wavelet threshold fit for different characteristic of signal, various wavelet de-noise threshold was used to decline the harmonics of signal and the best threshold was chosen.
根据最优化理论，提出了开发模式特征曲线计算机自动拟合的方法。
This paper presents an approach for computer to automatically simulate typical curves of petroleum development models based on the optimum theory.
本文针对常规遗传算法缺点，根据具体问题的特征，对火电厂内机组优化组合中的遗传算法从各个环节进行了改进，实例计算表明，该方法收敛性好、适应性强、能更有效地达到或接近全局最优。
To the weakness of Genetic Algorithm(GA)and based on the character of the practical question, a refined GA is presented in this paper to optimize the unit commitment in the thermal power plant.
该最优化通过建立系统状态标记图，由稳定状态下的状态概率求出其它数量特征。
This optimization set up sign chart; evaluated other amount character by status probability in the state of stabilization.
采用最优性准则方法，给合结构优化设计中的双因子算法，有效地解决了给定弹性机构某几阶固有频率时设计构件截面参数这类逆特征值问题。
Combining with the optimality criterion method and the bi-factor algorithm, the inverse eigenvalue problem for optimal Parameters design of elastic mechanisms is solved effectively.
采用最优性准则方法，给合结构优化设计中的双因子算法，有效地解决了给定弹性机构某几阶固有频率时设计构件截面参数这类逆特征值问题。
Combining with the optimality criterion method and the bi-factor algorithm, the inverse eigenvalue problem for optimal Parameters design of elastic mechanisms is solved effectively.
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